Home / 1,612,391,586.20-2,225,094,932.40-907,543,159.28

Finding the Fourth Proportional to 1,612,391,586.20, 2,225,094,932.40 and 907,543,159.28

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Solution

The fourth proportional to 1,612,391,586.20, 2,225,094,932.40 and 907,543,159.28 is: 1,252,406,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,391,586.20 : 2,225,094,932.40 = 907,543,159.28 : x
  2. Step 2: Convert to fraction form
    1,612,391,586.20/2,225,094,932.40 = 907,543,159.28/x
  3. Step 3: Cross multiply
    1,612,391,586.20x = 2,225,094,932.40 × 907,543,159.28
  4. Step 4: Simplify right side
    1,612,391,586.20x = 2,019,369,684,648,214,016
  5. Step 5: Solve for x
    x = 2,019,369,684,648,214,016/1,612,391,586.20
  6. Step 6: Final answer
    x = 1,252,406,488.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.